Question

valency of s in (so4)-2

Answer 1

Answer:

+6 is valence of S

on. of O is -2 so

x(s)+4(-2) =-2

x=6

Answer 2

Answer:

vlancey of ( so4) Sulphur has 6 electrons in its outer shell. Oxygen has a oxidation no-2 for ,four

Now for the combined sulphur is extended by 2